Tire tread and buttress



FIG. 1 is a perspective view of a tire tread and buttress showing ournew design, it being understood that the pattern is repeated uniformlythroughout the circumference of the tread and buttress as shownschematically by solid lines;

FIG. 2 is a front elevation view of the tire tread and buttressillustrated in FIG. 1;

FIG. 3 is a fragmentary elevation view of one side of the tire tread andbuttress illustrated in FIG. 1;

FIG. 4 is a fragmentary elevation view of the other side of the tiretread and buttress illustrated in FIG. 1;

FIG. 5 is a front elevation view of a tire tread and buttress showing asecond embodiment of our new design which is a mirror image of the tiretread and buttress illustrated in FIG. 1, it being understood that thepattern is repeated uniformly throughout the circumference of the treadand buttress as shown schematically by solid lines;

FIG. 6 is a fragmentary elevation view of one side of the tire tread andbuttress illustrated in FIG. 5; and

FIG. 7 is a fragmentary elevation view of the other side of the tiretread and buttress illustrated in FIG. 5.

The broken line showing of environmental structure in FIGS. 1, 3, 4, 5,6 and 7 of the drawing is for illustrative purposes only and forms nopart of the claimed design.

The ornamental design for a tire tread and buttress, as shown anddescribed.